Finding the Fourth Proportional to 249,044.40, 343,679.62 and 141,614.44
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Solution
The fourth proportional to 249,044.40, 343,679.62 and 141,614.44 is: 195,426.99
Step by Step Solution
- Step 1: Write the proportion equation
249,044.40 : 343,679.62 = 141,614.44 : x - Step 2: Convert to fraction form
249,044.40/343,679.62 = 141,614.44/x - Step 3: Cross multiply
249,044.40x = 343,679.62 × 141,614.44 - Step 4: Simplify right side
249,044.40x = 48,669,996,925.71 - Step 5: Solve for x
x = 48,669,996,925.71/249,044.40 - Step 6: Final answer
x = 195,426.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.